Probertite Diffraction data computed using the structure from the paper listed below, along with the cell parameters refined from the powder pattern for R050284 Menchetti S, Sabelli C, Trosti-Ferroni R Acta Crystallographica B38 (1982) 3072-3075 Probertite, CaNa[B5O7(OH)4]*3H2O: a refinement CELL PARAMETERS: 6.588000 12.56000 13.42800 90.00000 99.97000 90.00000 SPACE GROUP: P2_1/c X-RAY WAVELENGTH: 1.541838 2-THETA INTENSITY D-SPACING H K L 9.75 100.00 9.1003 0 1 1 13.43 14.39 6.6068 0 0 2 13.69 4.12 6.4811 1 0 0 15.18 1.45 5.8463 0 1 2 15.41 7.75 5.7587 1 1 0 15.66 3.45 5.6689 0 2 1 17.45 1.95 5.0906 -1 0 2 17.75 6.36 5.0034 1 1 1 18.83 8.09 4.7174 -1 1 2 19.53 4.29 4.5502 0 2 2 19.71 7.20 4.5085 1 2 0 20.05 8.95 4.4342 -1 2 1 21.40 2.05 4.1561 0 1 3 22.01 10.80 4.0425 1 1 2 22.31 9.38 3.9887 0 3 1 23.47 5.14 3.7930 -1 1 3 25.21 4.20 3.5347 0 3 2 25.24 3.08 3.5304 1 2 2 25.36 8.96 3.5151 1 3 0 26.54 1.99 3.3605 -1 2 3 27.01 3.80 3.3034 0 0 4 27.61 6.79 3.2323 -1 3 2 28.12 2.34 3.1752 -1 0 4 28.51 3.50 3.1330 -2 0 2 29.02 3.44 3.0782 -1 1 4 29.27 3.91 3.0530 0 4 1 29.40 2.49 3.0397 -2 1 2 29.46 2.20 3.0334 0 3 3 30.38 5.93 2.9434 2 1 1 30.60 13.14 2.9232 0 2 4 30.75 5.22 2.9085 -2 2 1 31.03 17.66 2.8833 -1 3 3 31.58 1.86 2.8344 0 4 2 31.59 5.31 2.8332 -1 2 4 31.91 10.86 2.8057 -1 4 1 31.94 18.40 2.8031 -2 2 2 32.13 1.02 2.7871 -2 1 3 32.85 5.39 2.7270 2 2 1 32.94 1.06 2.7201 1 4 1 33.30 3.78 2.6914 1 1 4 33.63 3.78 2.6656 2 1 2 34.11 6.28 2.6291 1 3 3 34.70 6.23 2.5860 0 1 5 35.03 1.02 2.5620 2 3 0 35.11 4.47 2.5564 -1 1 5 35.27 1.17 2.5453 -2 0 4 35.50 2.63 2.5293 -1 3 4 35.59 6.04 2.5230 1 2 4 36.01 1.30 2.4945 -2 1 4 36.44 1.68 2.4662 0 5 1 36.91 2.63 2.4356 0 2 5 37.91 1.84 2.3735 2 1 3 38.16 1.88 2.3587 -2 2 4 38.36 2.88 2.3466 0 5 2 38.64 5.71 2.3303 -1 5 1 39.15 1.80 2.3013 1 3 4 39.44 2.36 2.2850 2 3 2 39.75 2.61 2.2681 -2 4 1 39.98 1.86 2.2556 2 2 3 40.05 2.20 2.2515 -1 5 2 40.37 2.06 2.2343 0 3 5 40.42 1.62 2.2319 -1 4 4 40.70 2.63 2.2171 -2 4 2 40.77 1.07 2.2134 -2 1 5 41.53 5.98 2.1745 -2 3 4 41.64 2.45 2.1691 0 1 6 41.66 1.56 2.1683 1 2 5 41.67 2.56 2.1678 -3 0 2 41.80 3.42 2.1610 -3 1 1 42.34 1.82 2.1350 2 0 4 42.31 3.60 2.1362 -3 1 2 42.59 2.02 2.1231 -1 5 3 42.72 3.98 2.1168 -2 2 5 43.25 1.10 2.0919 0 6 0 43.50 3.03 2.0806 -1 2 6 43.55 2.58 2.0780 0 2 6 43.72 2.43 2.0705 1 4 4 43.95 2.25 2.0603 -3 1 3 44.24 1.89 2.0475 3 1 1 44.35 1.15 2.0427 3 2 0 44.84 1.56 2.0213 2 2 4 44.98 4.61 2.0152 1 5 3 45.49 10.17 1.9940 -2 5 1 45.57 1.69 1.9908 1 6 0 45.60 1.05 1.9895 -2 0 6 45.72 3.73 1.9845 2 5 0 45.76 4.58 1.9827 1 0 6 46.06 2.73 1.9704 3 2 1 46.09 1.12 1.9692 -1 5 4 46.44 2.95 1.9553 3 0 2 46.75 2.62 1.9429 -3 3 1 46.96 1.79 1.9349 -1 6 2 47.02 1.61 1.9325 2 5 1 47.22 1.12 1.9248 -3 3 2 47.36 2.37 1.9196 3 3 0 47.83 1.34 1.9017 2 3 4 48.13 1.24 1.8906 1 2 6 48.45 1.18 1.8786 1 6 2 48.64 1.00 1.8719 2 1 5 48.78 2.14 1.8668 3 2 2 48.95 3.11 1.8606 1 4 5 49.09 1.08 1.8557 1 5 4 49.89 2.97 1.8278 -2 4 5 50.12 2.90 1.8201 0 5 5 50.20 1.02 1.8172 -3 1 5 50.42 3.50 1.8096 -1 5 5 50.63 7.01 1.8026 0 4 6 50.96 1.69 1.7917 1 3 6 51.21 1.14 1.7836 -3 4 2 51.34 1.37 1.7794 3 4 0 51.42 3.81 1.7768 0 7 1 52.16 1.38 1.7532 -2 1 7 52.83 1.04 1.7326 -1 3 7 54.03 2.24 1.6969 -3 0 6 54.65 1.88 1.6792 3 0 4 55.58 1.26 1.6532 1 7 2 56.81 1.05 1.6203 4 0 0 60.72 1.33 1.5249 1 8 0 61.08 1.20 1.5167 -1 5 7 62.10 1.90 1.4942 2 6 4 71.39 1.19 1.3209 -4 2 7 71.39 1.19 1.3209 -4 2 7 XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.